User Manual

TiWi-R2 TRANSCEIVER MODULE
DATASHEET
The information in this document is subject to change without notice.
330-0045-R4.2 Copyright © 2010-2013 LS Research, LLC Page 7 of 40
PIN DESCRIPTIONS
Module
Pin
Name
I/O
Type
Buffer
Type
Logic
Level
Description
1
VBAT
PI
-
-
Battery Voltage 3.6 VDC Nominal (3.0-4.8 VDC)
2
BT_FUNC5
DO
4 mA
1.8 VDC
HOST_WU (*)
3
WL_UART_DBG
DIO
4 mA
1.8 VDC
WL_UART_DBG
4
WLAN_IRQ
DO
4 mA
1.8 VDC
WLAN Interrupt Request
5
BT_EN
DI
-
1.8 VDC
Bluetooth Enable
6
FM_EN
DI
-
1.8 VDC
NOT SUPPORTED, CONNECT TO GND
7
WL_RS232_RX
DI
-
1.8 VDC
WLAN TEST UART RX (*)
8
WL_RS232_TX
DO
4 mA
1.8 VDC
WLAN TEST UART TX (*)
9
FM_I2S_FSYNC
DO
4 mA
1.8 VDC
NOT SUPPORTED, NO CONNECT
10
WL_EN
DI
-
1.8 VDC
WLAN Enable
11
VIO
PI
-
-
POWER SUPPLY FOR 1.8 VDC DIGITAL
DOMAIN
12
GND
GND
-
-
Ground
13
SDIO_D3
DIO
8 mA
1.8 VDC
SDIO INTERFACE, HOST PULL UP
14
SDIO_D2
DIO
8 mA
1.8 VDC
SDIO INTERFACE, HOST PULL UP
15
SDIO_D1
DIO
8 mA
1.8 VDC
SDIO INTERFACE, HOST PULL UP
16
SDIO_D0
DIO
8 mA
1.8 VDC
SDIO INTERFACE, HOST PULL UP
17
SDIO_CMD
DIO
8 mA
1.8 VDC
HOST PULL UP
18
SDIO_CLK
DI
-
1.8 VDC
HOST PULL UP
19
SLOW_CLK
DI
-
1.8 VDC
SLEEP CLOCK (32 kHz)
20
FM_IRQ
DO
4 mA
1.8 VDC
NOT SUPPORTED, NO CONNECT
21
FM_SDA
DO
4 mA
1.8 VDC
NOT SUPPORTED, NO CONNECT
22
FM_SCL
DO
4 mA
1.8 VDC
NOT SUPPORTED, NO CONNECT
23
FM_I2S_CLK
DO
4 mA
1.8 VDC
NOT SUPPORTED, NO CONNECT
24
FM_I2S_DI
DI
4 mA
1.8 VDC
NOT SUPPORTED, CONNECT TO GND
25
FM_I2S_DO
DO
4 mA
1.8 VDC
NOT SUPPORTED, NO CONNECT
26
FM_AUD_RIN
AI
-
-
NOT SUPPORTED, CONNECT TO GND
27
FM_AUD_LIN
AI
-
-
NOT SUPPORTED, CONNECT TO GND
28
FMRFOUT
AO
-
-
NOT SUPPORTED, NO CONNECT
29
FMRFIN
AI
-
-
NOT SUPPORTED, CONNECT TO GND
30
GND
GND
-
-
Ground
31
FM_AUD_ROUT
AO
-
-
NOT SUPPORTED, NO CONNECT